# Services from api.williamrobinson.dev on Zero

> api.williamrobinson.dev serves 3 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/api.williamrobinson.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.williamrobinson.dev/health.json

## Services

- [Notarized Website Capture](https://www.zero.xyz/c/notarized-website-capture-6d30660d/llms.txt): $10/call via x402. Crawls and cryptographically notarizes web pages, producing timestamped, tamper-evident evidence artifacts for legal, compliance, or audit purposes
- [OpenSCAD Print Validation](https://www.zero.xyz/c/openscad-print-validation-b2ec00f5/llms.txt): $0.05/call via x402. Validates an OpenSCAD design for FDM 3D printability by compiling it, checking mesh integrity, slicing it, and returning detailed check results with artifacts.
- [Web Evidence](https://www.zero.xyz/c/web-evidence-6b576c8f/llms.txt): $0.01/call via x402. Fetches and extracts the readable content of a web page as Markdown, with integrity hash, for use as verifiable evidence

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)